Haw. Rev. Stat. § 431:10-242: Policyholder and other suits against insurer.

Where an insurer has contested its liability under a policy and is ordered by the courts to pay benefits under the policy, the policyholder, the beneficiary under a policy, or the person who has acquired the rights of the policyholder or beneficiary under the policy shall be awarded reasonable attorney's fees and the costs of suit, in addition to the benefits under the policy.